diff --git a/pkgs/development/interpreters/python/default.nix b/pkgs/development/interpreters/python/default.nix
index 471320ee2c11..7937fe171a06 100644
--- a/pkgs/development/interpreters/python/default.nix
+++ b/pkgs/development/interpreters/python/default.nix
@@ -238,15 +238,15 @@ in {
     inherit (darwin.apple_sdk.frameworks) Security;
   };
 
-  pypy37 = callPackage ./pypy {
-    self = pypy37;
+  pypy38 = callPackage ./pypy {
+    self = pypy38;
     sourceVersion = {
       major = "7";
       minor = "3";
-      patch = "5";
+      patch = "7";
     };
-    sha256 = "sha256-2SD+QJqeytnQdKqFaMpfPtNYG+ZvZuXYmIt+xm5tmaI=";
-    pythonVersion = "3.7";
+    sha256 = "sha256-Ia4zn09QFtbKcwAwXz47VUNzg1yzw5qQQf4w5oEcgMY=";
+    pythonVersion = "3.8";
     db = db.override { dbmSupport = !stdenv.isDarwin; };
     python = python27;
     inherit passthruFun;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index c559034c9ef2..74ef1eb14072 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13501,7 +13501,7 @@ with pkgs;
   python3 = python39;
   pypy = pypy2;
   pypy2 = pypy27;
-  pypy3 = pypy37;
+  pypy3 = pypy38;
 
   # Python interpreter that is build with all modules, including tkinter.
   # These are for compatibility and should not be used inside Nixpkgs.
@@ -13551,7 +13551,7 @@ with pkgs;
   python3Packages = python3.pkgs;
 
   pythonInterpreters = callPackage ./../development/interpreters/python { };
-  inherit (pythonInterpreters) python27 python37 python38 python39 python310 python3Minimal pypy27 pypy37;
+  inherit (pythonInterpreters) python27 python37 python38 python39 python310 python3Minimal pypy27 pypy38;
 
   # Python package sets.
   python27Packages = python27.pkgs;